package IO;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;

public class Demo9 {
    public static void main(String[] args) {
        try(Writer writer = new FileWriter("d:/test.txt",true)){
            writer.write("你好Aileen . ");
        } catch (IOException e) {
            throw new RuntimeException(e);
        }

    }
}
